Nut



FIG. 1 is a perspective view of a nut showing my new design;

FIG. 2 is a reduced front elevational view thereof; the rear elevational view is the same as the front elevational view;

FIG. 3 is a reduced left side elevation view thereof; the right side elevation view is the same as the left side elevation view;

FIG. 4 is a reduced top plan view thereof; and,

FIG. 5 is a reduced bottom plan view thereof. 

The ornamental design for a nut, as shown and described. 